package com.wxy.web.favorites.websocket;

import io.netty.channel.ChannelInitializer;
import io.netty.channel.socket.SocketChannel;
import io.netty.handler.codec.http.HttpObjectAggregator;
import io.netty.handler.codec.http.HttpServerCodec;
import io.netty.handler.logging.LoggingHandler;
import io.netty.handler.stream.ChunkedWriteHandler;

/***
 * <p>
 * Description: 描述
 * </p>
 * @author wangxiaoyuan
 * 2021年10月21日
 */
public class NioWebSocketChannelInitializer extends ChannelInitializer<SocketChannel> {
    @Override
    protected void initChannel(SocketChannel ch) {
        ch.pipeline().addLast("logging", new LoggingHandler("DEBUG"));//设置log监听器，并且日志级别为debug，方便观察运行流程
        ch.pipeline().addLast("http-codec", new HttpServerCodec());//设置解码器
        ch.pipeline().addLast("aggregator", new HttpObjectAggregator(65536));//聚合器，使用websocket会用到
        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());//用于大数据的分区传输
        ch.pipeline().addLast("handler", new NioWebSocketHandler());//自定义的业务handler
    }
}